<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>
<html>
<body>
  <a href="call-demo://aaaaaaaaaaaaaaaaaaaaa222222"> 打开demo客户端 </a>
</body>
</html>
</body>
</html>
